Impulse; Inertia (disguised as Impulse for most of this issue); Max Mercury; Glory Shredder; Green Cigarette; Carol Bucklen; Preston Lindsay; Rolly; Helen Claiborne; Dr. Morlo [Sebastian Parker]; Dox; Oracle (cameo); White Lightning (cameo); Robin [Tim Drake] (cameo); Wonder Girl [Cassie Sandsmark] (cameo); Secret (cameo); Flash [Barry Allen] (cameo flashback); Reverse-Flash (cameo flashback)
Synopsis
Inertia begins to become more like Bart as his impersonation continues, but now both Bart and Carol know the truth.